package collection;

import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;

/*
List subList(int start,int end)
获取当前List集合中指定范围内的子集
 */
public class ListDemo3 {
    public static void main(String[] args) {
        List<Integer> list = new ArrayList<>();
        for (int i=0;i<10;i++){
            list.add(i);
        }
        System.out.println(list);

        List<Integer> subList = list.subList(3,8);
        System.out.println(subList);

        for (int i=0;i<subList.size();i++) {
            subList.set(i, subList.get(i) * 10);
        }
            System.out.println(subList);
        /*
        对子集元素的操作就是对原集合对应元素的操作
         */
        System.out.println(list);


        List<Integer> subList1 = list.subList(2,9);
        subList1.clear();
        System.out.println(list);
    }
}
